What is data abstraction? 1.Filtering data to gain new knowledge

2.Storing data in as little space as possible

3.The process of simplifying complicated data into manageable chunks

4.Filtering data to gain new knowledge

indicate valleys, hills, steepness and gentleness of slopes.

explanation:

contour lines on a map indicate elevation, or depth. numeric notations on contour lines refer to the level of elevation, or height about sea level.

no starving yourself won't it will make you lose more weight what you need to do is find out what foods make you gain weight like bread and meats with fat on